Home / 3,875,927.50-5,348,727.71-2,157,047.56

Finding the Fourth Proportional to 3,875,927.50, 5,348,727.71 and 2,157,047.56

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Solution

The fourth proportional to 3,875,927.50, 5,348,727.71 and 2,157,047.56 is: 2,976,696.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875,927.50 : 5,348,727.71 = 2,157,047.56 : x
  2. Step 2: Convert to fraction form
    3,875,927.50/5,348,727.71 = 2,157,047.56/x
  3. Step 3: Cross multiply
    3,875,927.50x = 5,348,727.71 × 2,157,047.56
  4. Step 4: Simplify right side
    3,875,927.50x = 11,537,460,045,174.65
  5. Step 5: Solve for x
    x = 11,537,460,045,174.65/3,875,927.50
  6. Step 6: Final answer
    x = 2,976,696.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.